Vibrator



FIG. 1 is a front view of the vibrator of the present invention;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof; the right side view being a mirror image thereof;

FIG. 4 is top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a vibrator, as shown and described. 